Home / 5,014.40-6,920.08-2,776.24

Finding the Fourth Proportional to 5,014.40, 6,920.08 and 2,776.24

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Solution

The fourth proportional to 5,014.40, 6,920.08 and 2,776.24 is: 3,831.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,014.40 : 6,920.08 = 2,776.24 : x
  2. Step 2: Convert to fraction form
    5,014.40/6,920.08 = 2,776.24/x
  3. Step 3: Cross multiply
    5,014.40x = 6,920.08 × 2,776.24
  4. Step 4: Simplify right side
    5,014.40x = 19,211,802.90
  5. Step 5: Solve for x
    x = 19,211,802.90/5,014.40
  6. Step 6: Final answer
    x = 3,831.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.